Granted Patent
Utility
US 6,617,182 · App. 09/395,261
Semiconductor device and semiconductor substrate, and method for fabricating the same
Inventors:
Masahiro Ishida, Shinji Nakamura, Kenji Orita, Osamu Imafuji, Masaaki Yuri
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Sep 14, 1999
Inventors
Masahiro Ishida
Shinji Nakamura
Kenji Orita
Osamu Imafuji
Masaaki Yuri
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.